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1、人教五年级上册小数简便运算练习小数的四则混合运算专项练习 年级： 姓名： 成绩： 一、递等式计算 60-(9.5+28.9)0.18 2.8810.43-0.243.5 28-(3.4+1.252.4) 20(2.44-1.8)0.4+0.15 1.6 19464.81.80.9 78501441.2 7.40.152.8 6.40.253.64 97.50.39136.7 1.20.251.34 40.50.811.05 0.8(106.76)1.2 242.42.50.8 11.16 5 0.64257.8+2.2 46.70.8-1.25 1 二、简便运算 3.723.56.283.5
2、36.83.961. 2 5.48(9.40.52) 4.87.8780.52 3.6 12.340.25 56.5 9050.6 1.25 5.272.860.661.63 0.34 27.53.77.53.7 15.75+3.59 102 2.5 9.956.5 (1.250.125)8 0.48 8.41.250.8 0.50.8 1.252.532 0.59+14.25 0.25(234) 2 3201.258 18.769.918.76 3.522.50.4 4.780.23.44 1.252.532 3.60.62 3.6510.1 3.6 5.63.52 9.6 0.89100.
3、1 146.5 5.8324.27 (45.9 4.3612.58 15.6 3.60.8 15.20.254 0.80.4 4.2994.2 (2346.5) 17.8(1.784) 32.7)80.125 9.7999.7 13.115.615.62.1 0.65101 3 用简便方法计算 4.8+8.63+5.2+0.37= 5.93+0.19+2.81= 1.76+0.195+3.24= 2.35+1.713+0.287+7.65= 1.57+0.245+7.43= 6.02+3.6+1.98= 0.134+2.66+0.866= 1.27+3.9+0.73+16.1= 3.07 82
4、.451.55= 23.40.813.47.2= 0.32 0.2536= 12.7= 36.54 7.60.80.27.6= 0.85199= 0.25 4 0.381.62 = 403= 1.764.54= 8.54= 1.288.60.728.6= 12.50.960.8= 10.49.60.35= 0.8= 3.123.1299= 28.610128.6= 0.8= 0.86 147.322.68= 2.64 0.4= 9.16 4.51.8= 4.2 15.70.8614.7= 2.4102= 8.677.3611.33= 2.311.20.5= 1.50.59.16= 3.63.6
5、0.5= 3.5= 9300.65 = 5 63.42.50.4= 4.91.4= 3.9= 0.7= 2.52.4= 2.745= 0.351.2520.8= 32.40.90.132.4= 150.25 = 7028= 15= 4.252.59.90.17= 10182= 45.210+52.110= 0.1253.225= 4.3799+4.37= 4.223.5= 9225= 2211+22+28822= (214+43+86)+257= 578-53-92-255= 6 36140125= 19935= 365-(247-235)= 48125= 20022= +96= 24+42+76+58= 1173+1177= 1672+1673+1675= 545-167-145= 28225-2225-6225= 528-53-471= 398+639-394= 127+133+184+240= 2298+44= 54+34+(66+46)= 9795+597= 7 i贴吧 新浪微博 腾讯微博 QQ空间 人人网 豆瓣 MSN 对我有帮助8
